An online advertising solicitation sent via an Instant Messenger program, usually containing a link to a website featuring services such as pornography, credit repair, or prescription drug sales. Like spam, these communications are often sent under the guise of being a message from a friend. The links enclosed may also be used to spread viruses.
Example: Come check out my hot newwebcam! My sorority sisters and I are about to take a shower together! <click here>
Example: Immediately following the debate Republican politicos, anxious to take focus off the VPs obvious disaffection, let lose a barrage of comical spim.